The Howell Mountains, which are also known as the Mt. George Range, are one of the California Coast Ranges. They divide the Suisun Valley on the east side, from Napa Valley on the west. Historically t
Twin Sisters, seen here from Suisun Valley, is the highest summit in the Howell Mountains
The Vaca Mountains are a mountain range in Napa and Solano Counties, California that is one of the California Coast Ranges. They represent the easternmost of the Inner Coast Ranges in north−central Ca
Mt. Vaca and the Blue Ridge, high points of Solano County, as seen from upper Suisun Valley.
A view to the South in the Northern Vaca Mountains. The Canyon in the foreground holds Wildhorse Creek which is one of the few principal streams in this mountain range.
Wildhorse Creek (pictured above) eventually drains this section of the Vaca Mountains into Putah Creek below Monticello Dam.